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Patents > Tech fields: hybrid

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None (299) · Patent BE-1909-214032 (33) · Patent BE-1913-255172 (4) · Patent AT-1912-75092 (4) · Patent FR-1908-407090 (4) · Patent BE-1907-198483 (4) · Patent FR-1909-410140 (4) · Patent US-1915-1137533 (3) · Patent AT-1909-40038 (3) · Patent DE-1896-98109 (3) · Patent BE-1908-Bot-Lallemand (3) · Patent FR-1916-493411 (3) · Patent FR-1915-478440 (3)
Related to aircraft:
Patent agent:
None (173) · A. Wunderlich & Cie, Ingénieurs-Conseils (34) · None (11) · Armengaud jeune (9) · Munn & Co. (8) · Victor J. Evans (8) · J. Bonnet-Thirion (7) · G. de Mestral et F. Harlé (6) · Schwab (6) · Haseltine, Lake & Co. (5) · Verhaeghen (4) · John P. Tarbox (4)
National tech categories:
FR 6.4 (117) · None (94) · BE K (61) · HU V/h (15) · FR 6.3 (14) · USPC 244/6 (7) · USPC 244/22 (7) · USPC 244/25 (6) · USPC 244/64 (6) · DE 77h (6) · USPC 244/11 (5) · DE 77 (4) · USPC 244/28 (4) · GB 4 propel & steer (4) · FR 5 (4) · USPC 244/66 (4) · AU 90.3 (4) · AT 77d (4)
IPCs:
None (259) · IPC B64B1/00 (39) · IPC B64C23/00 (29) · IPC B64C39/00 (17) · IPC B64C35/00 (17) · IPC B64C27/04 (16) · IPC B64C33/00 (10) · IPC B64C33/02 (10) · IPC B64B1/58 (7) · IPC B64C1/00 (5) · IPC B64C29/00 (4) · IPC B64C17/00 (4) · IPC B64C27/00 (4) · IPC B64C3/56 (3) · IPC B64B1/40 (3) · IPC B64C11/00 (3) · IPC B64C3/00 (3)
CPCs:
None (173) · CPC B64B1/00 (54) · CPC B64C23/005 (43) · CPC B64C35/00 (22) · CPC B64C2700/6274 (19) · CPC B64C33/02 (16) · CPC B64C33/00 (12) · CPC B64C27/04 (11) · CPC B64C39/005 (11) · CPC B64C2700/6281 (11) · CPC B64B1/58 (11) · CPC B64C39/00 (10) · CPC B64C2700/6295 (8) · CPC B64C27/00 (5) · CPC B64C3/56 (5)
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